Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2026-47297

Severity CVSS v4.0:
Pending analysis
Type:
CWE-502 Deserialization of Untrusted Dat
Publication date:
08/09/2026
Last modified:
02/10/2026

Description

Deserialization of untrusted data in SQL Server allows an unauthorized attacker to execute code over a network.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 8.10 HIGH
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x
8.10
Severity 3.x
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:microsoft:sql_server_2019:*:*:*:*:*:*:x64:* 15.0.2190.7 (excluding)
cpe:2.3:a:microsoft:sql_server_2019:*:*:*:*:*:*:x64:* 15.0.4003.23 (including) 15.0.4490.9 (excluding)
cpe:2.3:a:microsoft:sql_server_2022:*:*:*:*:*:*:x64:* 16.0.1200.5 (excluding)
cpe:2.3:a:microsoft:sql_server_2022:*:*:*:*:*:*:x64:* 16.0.4003.1 (including) 16.0.4275.2 (excluding)
cpe:2.3:a:microsoft:sql_server_2025:*:*:*:*:*:*:x64:* 17.0.1135.8 (excluding)
cpe:2.3:a:microsoft:sql_server_2025:*:*:*:*:*:*:x64:* 17.0.4006.2 (including) 17.0.4085.5 (excluding)

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools